diff --git a/partitions/simple-efi.nix b/partitions/simple-efi.nix
index 2c0dd87..3332773 100644
--- a/partitions/simple-efi.nix
+++ b/partitions/simple-efi.nix
@@ -2,7 +2,7 @@
   disko.devices = {
     disk = {
       vda = {
-        device = "/dev/vda";
+        device = "/dev/sda";
         type = "disk";
         content = {
           type = "gpt";